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<FONT color="green">001</FONT>    package com.asemantics.rdfcoder.parser.javadoc;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import com.asemantics.rdfcoder.model.java.JavadocHandler;<a name="line.3"></a>
<FONT color="green">004</FONT>    <a name="line.4"></a>
<FONT color="green">005</FONT>    import java.io.File;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.io.FileInputStream;<a name="line.6"></a>
<FONT color="green">007</FONT>    import java.io.FileOutputStream;<a name="line.7"></a>
<FONT color="green">008</FONT>    import java.io.IOException;<a name="line.8"></a>
<FONT color="green">009</FONT>    import java.io.InputStream;<a name="line.9"></a>
<FONT color="green">010</FONT>    import java.io.ObjectInputStream;<a name="line.10"></a>
<FONT color="green">011</FONT>    import java.io.ObjectOutputStream;<a name="line.11"></a>
<FONT color="green">012</FONT>    import java.io.OutputStream;<a name="line.12"></a>
<FONT color="green">013</FONT>    import java.io.Serializable;<a name="line.13"></a>
<FONT color="green">014</FONT>    import java.lang.reflect.InvocationHandler;<a name="line.14"></a>
<FONT color="green">015</FONT>    import java.lang.reflect.Method;<a name="line.15"></a>
<FONT color="green">016</FONT>    import java.lang.reflect.Proxy;<a name="line.16"></a>
<FONT color="green">017</FONT>    import java.util.ArrayList;<a name="line.17"></a>
<FONT color="green">018</FONT>    import java.util.Arrays;<a name="line.18"></a>
<FONT color="green">019</FONT>    import java.util.List;<a name="line.19"></a>
<FONT color="green">020</FONT>    <a name="line.20"></a>
<FONT color="green">021</FONT>    /**<a name="line.21"></a>
<FONT color="green">022</FONT>     * Helper class to serialize / deserialize {@link com.asemantics.rdfcoder.model.java.JavadocHandler}<a name="line.22"></a>
<FONT color="green">023</FONT>     * messages.<a name="line.23"></a>
<FONT color="green">024</FONT>     *<a name="line.24"></a>
<FONT color="green">025</FONT>     * @author Michele Mostarda (michele.mostarda@gmail.com)<a name="line.25"></a>
<FONT color="green">026</FONT>     */<a name="line.26"></a>
<FONT color="green">027</FONT>    public class JavadocHandlerSerializer implements Serializable {<a name="line.27"></a>
<FONT color="green">028</FONT>    <a name="line.28"></a>
<FONT color="green">029</FONT>        private List&lt;Invocation&gt; invocations;<a name="line.29"></a>
<FONT color="green">030</FONT>    <a name="line.30"></a>
<FONT color="green">031</FONT>        public JavadocHandlerSerializer() {<a name="line.31"></a>
<FONT color="green">032</FONT>            invocations = new ArrayList&lt;Invocation&gt;();<a name="line.32"></a>
<FONT color="green">033</FONT>        }<a name="line.33"></a>
<FONT color="green">034</FONT>    <a name="line.34"></a>
<FONT color="green">035</FONT>        public void clear() {<a name="line.35"></a>
<FONT color="green">036</FONT>            invocations.clear();<a name="line.36"></a>
<FONT color="green">037</FONT>        }<a name="line.37"></a>
<FONT color="green">038</FONT>    <a name="line.38"></a>
<FONT color="green">039</FONT>        public JavadocHandler getHandler() {<a name="line.39"></a>
<FONT color="green">040</FONT>            return (JavadocHandler) Proxy.newProxyInstance(<a name="line.40"></a>
<FONT color="green">041</FONT>                    this.getClass().getClassLoader(),<a name="line.41"></a>
<FONT color="green">042</FONT>                    new Class[]{JavadocHandler.class}, <a name="line.42"></a>
<FONT color="green">043</FONT>                    new InvocationHandler(){<a name="line.43"></a>
<FONT color="green">044</FONT>                public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {<a name="line.44"></a>
<FONT color="green">045</FONT>                    if(! (proxy instanceof JavadocHandler) ) {<a name="line.45"></a>
<FONT color="green">046</FONT>                        throw new IllegalArgumentException("Unexpected object proxy.");<a name="line.46"></a>
<FONT color="green">047</FONT>                    }<a name="line.47"></a>
<FONT color="green">048</FONT>                    invocations.add(new Invocation(method.getName(), args));<a name="line.48"></a>
<FONT color="green">049</FONT>                    return null;<a name="line.49"></a>
<FONT color="green">050</FONT>                }<a name="line.50"></a>
<FONT color="green">051</FONT>            });<a name="line.51"></a>
<FONT color="green">052</FONT>        }<a name="line.52"></a>
<FONT color="green">053</FONT>    <a name="line.53"></a>
<FONT color="green">054</FONT>        public void serialize(OutputStream os) throws IOException {<a name="line.54"></a>
<FONT color="green">055</FONT>            ObjectOutputStream oos = new ObjectOutputStream(os);<a name="line.55"></a>
<FONT color="green">056</FONT>            oos.writeObject(invocations);<a name="line.56"></a>
<FONT color="green">057</FONT>            oos.close();<a name="line.57"></a>
<FONT color="green">058</FONT>        }<a name="line.58"></a>
<FONT color="green">059</FONT>    <a name="line.59"></a>
<FONT color="green">060</FONT>        public void serialize(File f) throws JavadocHandlerSerializerException {<a name="line.60"></a>
<FONT color="green">061</FONT>            try {<a name="line.61"></a>
<FONT color="green">062</FONT>                final FileOutputStream fos = new FileOutputStream(f);<a name="line.62"></a>
<FONT color="green">063</FONT>                serialize(fos);<a name="line.63"></a>
<FONT color="green">064</FONT>            } catch (IOException ioe) {<a name="line.64"></a>
<FONT color="green">065</FONT>                throw new JavadocHandlerSerializerException("An error occurred during serialization.", ioe);<a name="line.65"></a>
<FONT color="green">066</FONT>            }<a name="line.66"></a>
<FONT color="green">067</FONT>        }<a name="line.67"></a>
<FONT color="green">068</FONT>    <a name="line.68"></a>
<FONT color="green">069</FONT>        @SuppressWarnings("unchecked")<a name="line.69"></a>
<FONT color="green">070</FONT>        public void deserialize(InputStream is, JavadocHandler jh) throws JavadocHandlerSerializerException {<a name="line.70"></a>
<FONT color="green">071</FONT>            try {<a name="line.71"></a>
<FONT color="green">072</FONT>                final ObjectInputStream ois = new ObjectInputStream(is);<a name="line.72"></a>
<FONT color="green">073</FONT>                final List&lt;Invocation&gt; invocations = (List&lt;Invocation&gt;) ois.readObject();<a name="line.73"></a>
<FONT color="green">074</FONT>                final Class&lt;JavadocHandler&gt; javadocHandlerClass = JavadocHandler.class;<a name="line.74"></a>
<FONT color="green">075</FONT>                Method method;<a name="line.75"></a>
<FONT color="green">076</FONT>                for (Invocation invocation : invocations) {<a name="line.76"></a>
<FONT color="green">077</FONT>                    method = javadocHandlerClass.getMethod(invocation.methodName, toClasses(invocation.args));<a name="line.77"></a>
<FONT color="green">078</FONT>                    method.invoke(jh, invocation.args);<a name="line.78"></a>
<FONT color="green">079</FONT>                }<a name="line.79"></a>
<FONT color="green">080</FONT>            } catch (Exception e) {<a name="line.80"></a>
<FONT color="green">081</FONT>                throw new JavadocHandlerSerializerException("An error occurred during deserialization.", e);<a name="line.81"></a>
<FONT color="green">082</FONT>            }<a name="line.82"></a>
<FONT color="green">083</FONT>        }<a name="line.83"></a>
<FONT color="green">084</FONT>    <a name="line.84"></a>
<FONT color="green">085</FONT>        public void deserialize(File f, JavadocHandler jh) throws JavadocHandlerSerializerException {<a name="line.85"></a>
<FONT color="green">086</FONT>            try {<a name="line.86"></a>
<FONT color="green">087</FONT>                final FileInputStream fis = new FileInputStream(f);<a name="line.87"></a>
<FONT color="green">088</FONT>                deserialize(fis, jh);<a name="line.88"></a>
<FONT color="green">089</FONT>            } catch (Exception e) {<a name="line.89"></a>
<FONT color="green">090</FONT>                throw new JavadocHandlerSerializerException("An error occurred during deserialization.", e);<a name="line.90"></a>
<FONT color="green">091</FONT>            }<a name="line.91"></a>
<FONT color="green">092</FONT>        }<a name="line.92"></a>
<FONT color="green">093</FONT>    <a name="line.93"></a>
<FONT color="green">094</FONT>        private Class[] toClasses(Object[] objects) {<a name="line.94"></a>
<FONT color="green">095</FONT>            if(objects == null) {<a name="line.95"></a>
<FONT color="green">096</FONT>                return null;<a name="line.96"></a>
<FONT color="green">097</FONT>            }<a name="line.97"></a>
<FONT color="green">098</FONT>            Class[] classes = new Class[objects.length];<a name="line.98"></a>
<FONT color="green">099</FONT>            for(int i=0; i &lt; objects.length; i++) {<a name="line.99"></a>
<FONT color="green">100</FONT>                classes[i] = objects[i].getClass();<a name="line.100"></a>
<FONT color="green">101</FONT>            }<a name="line.101"></a>
<FONT color="green">102</FONT>            return classes;<a name="line.102"></a>
<FONT color="green">103</FONT>        }<a name="line.103"></a>
<FONT color="green">104</FONT>    <a name="line.104"></a>
<FONT color="green">105</FONT>        private class Invocation implements Serializable {<a name="line.105"></a>
<FONT color="green">106</FONT>            private final String methodName;<a name="line.106"></a>
<FONT color="green">107</FONT>            private final Object[] args;<a name="line.107"></a>
<FONT color="green">108</FONT>    <a name="line.108"></a>
<FONT color="green">109</FONT>            public Invocation(String methodName, Object[] args) {<a name="line.109"></a>
<FONT color="green">110</FONT>                this.methodName = methodName;<a name="line.110"></a>
<FONT color="green">111</FONT>                this.args   = args;<a name="line.111"></a>
<FONT color="green">112</FONT>            }<a name="line.112"></a>
<FONT color="green">113</FONT>            @Override<a name="line.113"></a>
<FONT color="green">114</FONT>             public String toString() {<a name="line.114"></a>
<FONT color="green">115</FONT>                return String.format("%s %s (%s)", this.getClass().getSimpleName(), methodName, Arrays.toString(args) );<a name="line.115"></a>
<FONT color="green">116</FONT>            }<a name="line.116"></a>
<FONT color="green">117</FONT>        }<a name="line.117"></a>
<FONT color="green">118</FONT>    <a name="line.118"></a>
<FONT color="green">119</FONT>    }<a name="line.119"></a>




























































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